year,IPC2
1850,0.0
1851,0.0
1852,0.0
1853,0.0
1854,0.0
1855,0.0
1856,0.0
1857,0.0
1858,0.0
1859,0.0
1860,0.0
1861,0.0
1862,0.0
1863,0.0
1864,0.0
1865,0.0
1866,0.0
1867,0.0
1868,0.0
1869,0.0
1870,0.0
1871,0.0
1872,0.0
1873,0.0
1874,0.0
1875,0.0
1876,0.0
1877,0.0
1878,0.0
1879,0.0
1880,0.0
1881,0.0
1882,0.0
1883,0.0
1884,0.0
1885,0.0
1886,0.0
1887,0.0
1888,0.0
1889,0.0
1890,0.0
1891,0.0
1892,0.0
1893,0.0
1894,0.0
1895,0.0
1896,0.0
1897,0.0
1898,0.0
1899,0.0
1900,0.0
1901,0.0
1902,0.0
1903,0.0
1904,0.0
1905,0.0
1906,0.0
1907,0.0
1908,0.0
1909,0.0
1910,0.0
1911,0.0
1912,0.0
1913,0.0
1914,0.0
1915,0.0
1916,0.0
1917,0.0
1918,0.0
1919,0.0
1920,0.0
1921,3.3e-07
1922,1.2299999999999999e-06
1923,2.55e-06
1924,4.15e-06
1925,5.9e-06
1926,7.65e-06
1927,9.25e-06
1928,1.06e-05
1929,1.15e-05
1930,1.18e-05
1931,1.15e-05
1932,1.08e-05
1933,9.74e-06
1934,8.439999999999999e-06
1935,7.03e-06
1936,5.62e-06
1937,4.32e-06
1938,3.2599999999999997e-06
1939,2.5300000000000003e-06
1940,2.27e-06
1941,2.33e-06
1942,2.51e-06
1943,2.78e-06
1944,3.14e-06
1945,3.5699999999999997e-06
1946,4.05e-06
1947,4.5599999999999995e-06
1948,5.0899999999999995e-06
1949,5.62e-06
1950,6.14e-06
1951,6.67e-06
1952,7.25e-06
1953,7.889999999999999e-06
1954,8.580000000000001e-06
1955,9.32e-06
1956,1.01e-05
1957,1.1e-05
1958,1.1900000000000001e-05
1959,1.2800000000000001e-05
1960,1.38e-05
1961,1.4999999999999999e-05
1962,1.63e-05
1963,1.78e-05
1964,1.94e-05
1965,2.12e-05
1966,2.31e-05
1967,2.53e-05
1968,2.75e-05
1969,2.99e-05
1970,3.24e-05
1971,3.5499999999999996e-05
1972,3.9399999999999995e-05
1973,4.41e-05
1974,4.92e-05
1975,5.47e-05
1976,6.0400000000000004e-05
1977,6.62e-05
1978,7.19e-05
1979,7.74e-05
1980,8.24e-05
1981,8.71e-05
1982,9.19e-05
1983,9.66e-05
1984,0.000101
1985,0.000106
1986,0.000111
1987,0.000116
1988,0.000121
1989,0.000126
1990,0.000133
1991,0.000325
1992,0.000758
1993,0.0028799999999999997
1994,0.0069299999999999995
1995,0.015099999999999999
1996,0.0247
1997,0.033
1998,0.045700000000000005
1999,0.0616
2000,0.07859999999999999
2001,0.0992
2002,0.119
2003,0.14
2004,0.165
2005,0.19
2006,0.214
2007,0.236
2008,0.259
2009,0.282
2010,0.305
2011,0.29
2012,0.295
2013,0.289
2014,0.289
2015,0.299
2016,0.307
2017,0.319
2018,0.33